这是我的代码，extraCmds:=[]string{"-q","-dBATCH","-dNOPAUSE","-dSAFER","-sDEVICE=pcxmono",fmt.Sprintf("-r%v",dpi),//-r600“-sOutputFile=BBB%03d.pcx”,“WO-BC-CARE.pdf”，}s,_:=exec.Command("gs",extraCmds...).输出()结果:=字符串log.Println(结果)显示错误，2017/03/2109:24:48错误:/undefinedfilenamein--findlibfile--操作数栈:()执行栈:%i